Duplo DBM-120 Service Manual

2-12 11C-M12M0-0004-0
Display in 2nd Line
Description
Feed Motor
Fold Feed Motor
Knife Motor
Trouble
Trouble
Home-Out Trouble
Home-In Trouble
Index Trouble
The output of the conveyance motor index sensor is not normal.
<Causes>
Overload and restriction of the conveyance system
mechanism
Foreign objects jammed in the detecting section of the index
sensor.
Faulty connection between the index sensor and MC unit
Malfunction of the index sensor
Faulty connection between the conveyance motor and MC
unit
Malfunction of the MC unit
Malfunction of the conveyance motor
The output of the folding conveyance motor index sensor is not
normal.
<Causes>
Overload and restriction of the folding conveyance system
mechanism
Foreign objects jammed in the detecting section of the index
sensor.
Faulty connection between the index sensor and MC unit
Malfunction of the index sensor
Faulty connection between the folding conveyance motor and
MC unit
Malfunction of the MC unit
Malfunction of the folding conveyance motor
The home sensor does not turn OFF (penetrating) within the
specified time after the motor has turned ON.
The home sensor does not turn ON (blocking) within the
specified time after the motor has turned ON.
The output of the knife index sensor is not normal.
<Common causes>
Overload and restriction of the folding knife mechanism
Foreign objects jammed in the detecting section of the index
sensor.
Faulty connection between the index sensor, home sensor
and MC unit
Malfunction of the index sensor, home sensor
Faulty connection between the knife motor and MC unit
Malfunction of the MC unit
Malfunction of the knife motor
(First Half)
(Second Half)
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2-2. Troubleshooting
When a problem occurs, the first line of the message on the LCD of the control panel will display “Malfunction”. The
second line will display the name of the problem. Details are provided below.
Details of problems (1/2)

Duplo DBM-120 Specifications

General

Brand	Duplo
Model	DBM-120
Category	Folding Machines
Language	English